In the blink of an eye in geological time, Canada has lost one north pole but gained another, a new and different claim to be ...

If shrunken down to micron size, a compass needle could wobble. (Courtesy: iStockphoto/tobias machhaus) A tiny magnetic needle just 10 μm long could be used to create a magnetic-field sensor that – if ...

When Santa is done delivering presents on Christmas Eve, he must get back home to the North Pole, even if it's snowing so ...

A magnetometer is a device that measures magnetism: the direction, strength, or relative change of a magnetic field at a ...

Quick – can you tell where north is? Animals as diverse as sea turtles, birds, worms, butterflies and wolves can, thanks to sensing Earth’s magnetic field. But the magnet-sensing structures inside ...